def test_pex_builder():
# test w/ and w/o zipfile dists
with nested(temporary_dir(), make_distribution("p1", zipped=True)) as (td, p1):
write_pex(td, exe_main, dists=[p1])
success_txt = os.path.join(td, "success.txt")
PEX(td).run(args=[success_txt])
assert os.path.exists(success_txt)
with open(success_txt) as fp:
assert fp.read() == "success"
# test w/ and w/o zipfile dists
with nested(temporary_dir(), temporary_dir(), make_distribution("p1", zipped=True)) as (td1, td2, p1):
target_egg_dir = os.path.join(td2, os.path.basename(p1.location))
safe_mkdir(target_egg_dir)
with closing(zipfile.ZipFile(p1.location, "r")) as zf:
zf.extractall(target_egg_dir)
p1 = DistributionHelper.distribution_from_path(target_egg_dir)
write_pex(td1, exe_main, dists=[p1])
success_txt = os.path.join(td1, "success.txt")
PEX(td1).run(args=[success_txt])
assert os.path.exists(success_txt)
with open(success_txt) as fp:
assert fp.read() == "success"
def test_pex_builder():
# test w/ and w/o zipfile dists
with nested(temporary_dir(), make_distribution('p1',
zipped=True)) as (td, p1):
write_pex(td, exe_main, dists=[p1])
success_txt = os.path.join(td, 'success.txt')
PEX(td).run(args=[success_txt])
assert os.path.exists(success_txt)
with open(success_txt) as fp:
assert fp.read() == 'success'
# test w/ and w/o zipfile dists
with nested(temporary_dir(), temporary_dir(),
make_distribution('p1', zipped=True)) as (td1, td2, p1):
target_egg_dir = os.path.join(td2, os.path.basename(p1.location))
safe_mkdir(target_egg_dir)
with closing(zipfile.ZipFile(p1.location, 'r')) as zf:
zf.extractall(target_egg_dir)
p1 = DistributionHelper.distribution_from_path(target_egg_dir)
write_pex(td1, exe_main, dists=[p1])
success_txt = os.path.join(td1, 'success.txt')
PEX(td1).run(args=[success_txt])
assert os.path.exists(success_txt)
with open(success_txt) as fp:
assert fp.read() == 'success'
def test_load_internal_cache_unzipped():
# zip_safe pex will not be written to install cache unless always_write_cache
with nested(yield_pex_builder(zip_safe=True), temporary_dir()) as (pb, pex_root):
pex = pb.path()
pb.info.pex_root = pex_root
pb.freeze()
dists = list(PEXEnvironment.load_internal_cache(pb.path(), pb.info))
assert len(dists) == 1
assert normalize(dists[0].location).startswith(
normalize(os.path.join(pb.path(), pb.info.internal_cache)))
def test_write_zipped_internal_cache():
# zip_safe pex will not be written to install cache unless always_write_cache
with nested(yield_pex_builder(zip_safe=True), temporary_dir(), temporary_file()) as (
pb, pex_root, pex_file):
pex = pb.path()
pb.info.pex_root = pex_root
pb.build(pex_file.name)
dists = PEXEnvironment.write_zipped_internal_cache(pex_file.name, pb.info)
assert len(dists) == 1
assert normalize(dists[0].location).startswith(
normalize(os.path.join(pex_file.name, pb.info.internal_cache))), (
'loc: %s, cache: %s' % (
normalize(dists[0].location),
normalize(os.path.join(pex_file.name, pb.info.internal_cache))))
pb.info.always_write_cache = True
dists = PEXEnvironment.write_zipped_internal_cache(pex_file.name, pb.info)
assert len(dists) == 1
assert normalize(dists[0].location).startswith(normalize(pb.info.install_cache))
# zip_safe pex will not be written to install cache unless always_write_cache
with nested(yield_pex_builder(zip_safe=False), temporary_dir(), temporary_file()) as (
pb, pex_root, pex_file):
pex = pb.path()
pb.info.pex_root = pex_root
pb.build(pex_file.name)
dists = PEXEnvironment.write_zipped_internal_cache(pex_file.name, pb.info)
assert len(dists) == 1
assert normalize(dists[0].location).startswith(normalize(pb.info.install_cache))
original_location = normalize(dists[0].location)
# do the second time to validate idempotence of caching
dists = PEXEnvironment.write_zipped_internal_cache(pex_file.name, pb.info)
assert len(dists) == 1
assert normalize(dists[0].location) == original_location
def test_force_local():
with nested(yield_pex_builder(), temporary_dir(), temporary_file()) as (pb, pex_root, pex_file):
pex = pb.path()
pb.info.pex_root = pex_root
pb.build(pex_file.name)
code_cache = PEXEnvironment.force_local(pex_file.name, pb.info)
assert os.path.exists(pb.info.zip_unsafe_cache)
assert len(os.listdir(pb.info.zip_unsafe_cache)) == 1
assert [os.path.basename(code_cache)] == os.listdir(pb.info.zip_unsafe_cache)
assert set(os.listdir(code_cache)) == set([PexInfo.PATH, '__main__.py'])
# idempotence
assert PEXEnvironment.force_local(pex_file.name, pb.info) == code_cache
def yield_pex_builder(zip_safe=True):
with nested(temporary_dir(), make_distribution('p1', zipped=True, zip_safe=zip_safe)) as (td, p1):
pb = PEXBuilder(path=td)
pb.add_egg(p1.location)
yield pb
